function format_size

Generates a string representation for the given byte count.

Parameters

$size: A size in bytes.

$langcode: Optional language code to translate to a language other than what is used to display the page.

Return value

\Drupal\Core\StringTranslation\TranslatableMarkup A translated string representation of the size.

Related topics

File

core/includes/common.inc, line 137

Code

function format_size($size, $langcode = NULL) {
    $absolute_size = abs($size);
    if ($absolute_size < Bytes::KILOBYTE) {
        return \Drupal::translation()->formatPlural($size, '1 byte', '@count bytes', [], [
            'langcode' => $langcode,
        ]);
    }
    // Create a multiplier to preserve the sign of $size.
    $sign = $absolute_size / $size;
    foreach ([
        'KB',
        'MB',
        'GB',
        'TB',
        'PB',
        'EB',
        'ZB',
        'YB',
    ] as $unit) {
        $absolute_size /= Bytes::KILOBYTE;
        $rounded_size = round($absolute_size, 2);
        if ($rounded_size < Bytes::KILOBYTE) {
            break;
        }
    }
    $args = [
        '@size' => $rounded_size * $sign,
    ];
    $options = [
        'langcode' => $langcode,
    ];
    switch ($unit) {
        case 'KB':
            return new TranslatableMarkup('@size KB', $args, $options);
        case 'MB':
            return new TranslatableMarkup('@size MB', $args, $options);
        case 'GB':
            return new TranslatableMarkup('@size GB', $args, $options);
        case 'TB':
            return new TranslatableMarkup('@size TB', $args, $options);
        case 'PB':
            return new TranslatableMarkup('@size PB', $args, $options);
        case 'EB':
            return new TranslatableMarkup('@size EB', $args, $options);
        case 'ZB':
            return new TranslatableMarkup('@size ZB', $args, $options);
        case 'YB':
            return new TranslatableMarkup('@size YB', $args, $options);
    }
}